Roll-forging machine



Dec. 9, 1952 Original Filed Jan. 15, 1945 J. E. PRESTON ROLL -FORGING MACHINE 21 Sheets-Sheet l IT w i 3 &3 M l I d U I I u Y i i I I W I I A I INVENTOR.

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Dec. 9, 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet 5 INVENTOR. J2/Zv14277211sz /7.

Dec. 9, 1952 J. E. PRESTON ROLL-FORGING MACHINE Originl Filed Jan. 15, 1945 21 Sheets-Sheet 4 IN V EN TOR.

3- 1952 J. E. PRESTON 2 ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 I 21 Sheets-Sheet 5 INVENTOR.

Dec. 9, 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet 7 IN V EN TOR.

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ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 v 21 Sheets-Sheet 9 E ii VE 1952 J. E. PRESTON 2,620,690

- ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet l0 INVENTOR.

Dec. 9, 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet 11 INVENTOR. .ZT fie: Zo/z. BY

Dec. 9, 1952 J. E. PRESTON ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 VEN . s M /m 69 2; J2

Dec. 9, 1952 J. E. PRESTON ROLL-FORGING MACHINE 21 Sheets-Sheet 13 Original Filed Jan. 15, 1945 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet l4 IN V EN TOR. Jin E fl'eqz 'an.

21 Sheets-Sheet 16 J. E. PRESTON ROLL-FORGING MACHINE Dec. 9, 1952 Original Filed Jan. 15, 1945 INVENTOR.

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Dec. 9, 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15. 1945 21 Sheets-Sheet l7 Dec. 9, 1952 J. E. PRESTON ROLL-FORGING MACHINE 21 Sheets-Sheet 18 Original Filed Jan. 15, 1945 I INVENTOR. 76%)? E 7712.529.

Dec. 9, 1952 J. E. PRESTON 2,620,690

ROLL-FORGING MACHINE Original Filed Jan. 15, 1945 21 Sheets-Sheet 19 I N VEN TOR.

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Dec. 9, 1952 J. E. PRVESTON ROLL-FORGING MACHINE 21 Sheets-Sheet 20 Original Filed Jan. 15, 1945 

